Statement Of Comprehensive Income [Abstract]
| Concept |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||
| Profit (loss) |
800,000,000
EUR
|
861,000,000
EUR
|
–
EUR
|
–
EUR
|
–
EUR
|
61,000,000
EUR
|
61,000,000
EUR
|
–
EUR
|
–
EUR
|
5,086,000,000
EUR
|
–
EUR
|
357,000,000
EUR
|
4,729,000,000
EUR
|
4,729,000,000
EUR
|
| Other comprehensive income [abstract] | ||||||||||||||
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract] | ||||||||||||||
| Income tax relating to remeasurements of defined benefit plans included in other comprehensive income | — |
4,000,000
EUR
|
— | — | — | — | — | — | — |
3,000,000
EUR
|
— | — | — | — |
| Comprehensive income |
800,000,000
EUR
|
875,000,000
EUR
|
–
EUR
|
–
EUR
|
–
EUR
|
75,000,000
EUR
|
75,000,000
EUR
|
–
EUR
|
–
EUR
|
5,075,000,000
EUR
|
–
EUR
|
357,000,000
EUR
|
4,720,000,000
EUR
|
4,720,000,000
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||||||
| Comprehensive income, attributable to owners of parent | — |
75,000,000
EUR
|
— | — | — | — | — | — | — |
4,718,000,000
EUR
|
— | — | — | — |